A rolling stone hits a rolling man’s foot. (Mmmm, true.)

A rolling stone is a bomb. (Really?)

A rolling stone will stop sooner or later.

An apple a day is a good method to lose weight. (a.k.a., "The Surviving on 150 Calories a Day Diet")

Better to be safe than to be in bars.

Don’t count your chickens until there is no food left.

Don’t count your chickens until they are stolen.

Don’t count your chickens until you have eaten out.

Don’t count your chickens until you have learned how to count. (This advice is well-taken.)

Don’t cry over a head without hair. (This is for all the baldies out there.)

Don’t cry over one minute. ("What? You cried 90 seconds? Weakling!")

When the cat’s away, the dogs will be lonely.

When the cat’s away, the mouse became a king.

When the cat’s away, the rats are back again.

When the cat’s away, you can find it in the kitchen. (I assume the cat is eating, not being eaten...?)

You can lead a horse to water, but maybe he doesn’t want to do that.

You can lead a horse to water, but a horse can’t lead you to water. (Well, I don't know about that...)

You can lead a horse to water, but you can’t lead it to fire.

You can lead a horse to water, but you can’t lead the water to a horse. (Does irrigation count?)

You can’t teach an old dog to eat bones.